From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexander Holler <holler@ahsoftware.de>
Subject: Re: weird and wrong directory entries
Date: Fri, 23 Jan 2015 04:30:20 +0100
Message-ID: <54C1C04C.40205@ahsoftware.de>
References: <20150123004138.GA2626@swordfish> <20150123013053.GY29656@ZenIV.linux.org.uk> <20150123020644.GA466@swordfish>
Mime-Version: 1.0
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: 7bit
Cc: Paul Moore <pmoore@redhat.com>, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org
To: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	Al Viro <viro@ZenIV.linux.org.uk>
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <20150123020644.GA466@swordfish>
Sender: linux-kernel-owner@vger.kernel.org
List-Id: linux-fsdevel.vger.kernel.org

Am 23.01.2015 um 03:06 schrieb Sergey Senozhatsky:
> On (01/23/15 01:30), Al Viro wrote:
>> On Fri, Jan 23, 2015 at 09:42:21AM +0900, Sergey Senozhatsky wrote:
>>> Hello gents,
>>>
>>> I observe this sick behaviour for the past few days. (sorry, some lines are
>>> over 80 symbols). all of the things above are happening during kernel compilation.
>>> attached .config.
>>
>>> happens both on reiserfs and ext4, both on current linus's tree and linux-next.
>>> no doubt, an attempt to rm -fr pkg/   kills   /usr/, etc.
>>>
>>
>>> I'm puzzled. any thoughts?
>>
>> Try to bisect, perhaps?
>>

There are some weird pieces in the kernel buildsysten which are
generating Makefile content based on some filenames and might brake or
confuse future builds. See e.g. https://lkml.org/lkml/2014/10/19/10.

Maybe you've stumbled over a similiar thing.

Regards,

Alexander Holler